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Significant earthquake

This summarises a recorded earthquake only; it is not a warning or a prediction. Follow AFAD and the competent authorities for official statements and guidance.

OFFSHORE CHIAPAS, MEXICO earthquake sequence

Active Gardner–Knopoff windows · 27.09.2026 11:20 – ongoing

Earthquakes
10
Largest
M4,3

Earthquakes of the sequence (oldest to newest)

Earthquakes per day

Earthquakes in the sequence

MagnitudeLocationTime (Europe/Istanbul)Depth
4.3 OFFSHORE CHIAPAS, MEXICO 27.09.2026 11:20 31,0 km
3.9 OFFSHORE CHIAPAS, MEXICO 25.10.2026 16:45 48,0 km
4.0 OFFSHORE CHIAPAS, MEXICO 25.10.2026 17:59 9,6 km
3.8 OFFSHORE CHIAPAS, MEXICO 25.10.2026 20:39 37,0 km
3.8 OFFSHORE CHIAPAS, MEXICO 26.10.2026 13:19 32,0 km
4.0 OFFSHORE CHIAPAS, MEXICO 29.10.2026 09:16 25,0 km
3.3 OFFSHORE CHIAPAS, MEXICO 29.10.2026 22:52 2,8 km
4.2 OFF COAST OF CHIAPAS, MEXICO 30.10.2026 17:02 24,0 km
4.2 30 km WSW of Puerto Madero, Mexico 01.11.2026 22:50 57,6 km
4.0 CHIAPAS, MEXICO 06.11.2026 23:31 83,9 km
3.2 OFFSHORE GUATEMALA 07.11.2026 12:26 74,2 km

Sequences group earthquakes that have occurred by proximity in time and location (Gardner–Knopoff windows, Poisson rate test). Follow AFAD and Kandilli Observatory for official assessments. (Gardner & Knopoff (1974))